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Planetary Gravity Wells Compared
(
xkcd.com
)
4 points
by
NathanKP
on Dec 28, 2009
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1 comment
RiderOfGiraffes
on Dec 28, 2009
[–]
Dup:
http://news.ycombinator.com/item?id=1018414
Large version:
http://news.ycombinator.com/item?id=1018276
Consider applying for YC's Spring batch! Applications are open till Feb 11.
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Search:
Large version: http://news.ycombinator.com/item?id=1018276